Seiko 5 Sports Men's Automatic Stainless steel Black 4R36 JSY4RCC2 Seiko 5 Sports Seiko 5 Sports U.S. Special Creation. Adding new richness to classic sport/dress design, this stylish watch delivers all-day versatility with a cutting edge. Providing automatic technology that you control with every movement, this dynamic timepiece is powered by a 24-jewel movement that beats at a frequency of 21,600 vibrations per hour, with a power reserve of approximately 41 hours and manual winding capability. Framed by a gold uni-directional rotating elapsed timing bezel, the black dial features luminous hands and markers, and a date/day calendar. Crafted of stainless steel in gold finish, this exceptional watch includes a tri-fold push button release clasp with lock, as well as a screwdown see-through caseback for a view of classic timekeeping in action. 10 bar, 100M Water Resistant Caliber 4R36 21,600 vibrations per hour 24 jewels Power reserve: approximately 41 hours 42.5 13.4 46 Stainless steel case with gold finish Hardlex crystal Stainless steel bracelet with gold finish 22 10 bar, 100 meters (330 feet) Bezel Seiko 5 Sports U.S. Special Creation Initially launched exclusively in the US market, now available in select markets globally Automatic with manual winding capability Gold uni-directional rotating elapsed timing bezel Black dial Day/date calendar Luminous hands and markers Screwdown see-through caseback Tri fold push-button release clasp with lock Seiko_Core Watch